foreign policy is usually largely reactive. and particularly in the middle east, things will happen. and the region will probably change whatever priorities secretary kerry tries to set for himself. >> it's hard to see any real substantive differences if you listen to clinton and kerry talk at the 30,000-foot altitude. style lis tickally however i think there really is. clearly kerry is a believer in that face-to-face, one-on-one back room diplomacy with power players. "i'm going to go see the men who count in the world." hillary clinton harnessed that enormous global celebrity and played an inside-outside game, if you will. she was using public diplomacy and speaking directly in the same way that barack obama was on this trip to israel. i think that's a major difference already that you're going to see. >> ifill: susan glasser, michelle dunn, i know you'll be watching very closely. thank you very much. >> thanks, gwen. >> woodruff: still to come on the newshour, the president's call for an immigration bill; the deal to save cy